CN101747465B - Method for preparing polyhydroxy auxiliary agent for fly ash fiber papermaking - Google Patents
Method for preparing polyhydroxy auxiliary agent for fly ash fiber papermaking Download PDFInfo
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- CN101747465B CN101747465B CN 200910201321 CN200910201321A CN101747465B CN 101747465 B CN101747465 B CN 101747465B CN 200910201321 CN200910201321 CN 200910201321 CN 200910201321 A CN200910201321 A CN 200910201321A CN 101747465 B CN101747465 B CN 101747465B
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- aqueous solution
- mix monomer
- auxiliary agent
- ash fiber
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- 239000000835 fiber Substances 0.000 title claims abstract description 38
- 239000012752 auxiliary agent Substances 0.000 title claims abstract description 17
- 239000010881 fly ash Substances 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 title abstract description 7
- 239000007864 aqueous solution Substances 0.000 claims abstract description 61
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000000178 monomer Substances 0.000 claims abstract description 47
- 239000003999 initiator Substances 0.000 claims abstract description 29
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims abstract description 24
- 239000000203 mixture Substances 0.000 claims description 40
- 238000002360 preparation method Methods 0.000 claims description 22
- 239000010883 coal ash Substances 0.000 claims description 17
- MPNXSZJPSVBLHP-UHFFFAOYSA-N 2-chloro-n-phenylpyridine-3-carboxamide Chemical compound ClC1=NC=CC=C1C(=O)NC1=CC=CC=C1 MPNXSZJPSVBLHP-UHFFFAOYSA-N 0.000 claims description 16
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 14
- 238000010792 warming Methods 0.000 claims description 14
- GCYHRYNSUGLLMA-UHFFFAOYSA-N 2-prop-2-enoxyethanol Chemical compound OCCOCC=C GCYHRYNSUGLLMA-UHFFFAOYSA-N 0.000 claims description 13
- 239000000243 solution Substances 0.000 claims description 12
- 239000004160 Ammonium persulphate Substances 0.000 claims description 9
- 235000019395 ammonium persulphate Nutrition 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 18
- 229920001131 Pulp (paper) Polymers 0.000 abstract description 3
- 239000010902 straw Substances 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract 3
- 238000001816 cooling Methods 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000003756 stirring Methods 0.000 description 10
- 150000001768 cations Chemical class 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 229920006317 cationic polymer Polymers 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 5
- 229920001577 copolymer Polymers 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 5
- 229940089401 xylon Drugs 0.000 description 5
- 125000002091 cationic group Chemical group 0.000 description 3
- 239000003995 emulsifying agent Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- -1 polyoxyethylene Polymers 0.000 description 2
- ZORQXIQZAOLNGE-UHFFFAOYSA-N 1,1-difluorocyclohexane Chemical compound FC1(F)CCCCC1 ZORQXIQZAOLNGE-UHFFFAOYSA-N 0.000 description 1
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 1
- ATVJXMYDOSMEPO-UHFFFAOYSA-N 3-prop-2-enoxyprop-1-ene Chemical compound C=CCOCC=C ATVJXMYDOSMEPO-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical compound OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- 241000024287 Areas Species 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 229940073608 benzyl chloride Drugs 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 150000003009 phosphonic acids Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012966 redox initiator Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 235000011069 sorbitan monooleate Nutrition 0.000 description 1
- 239000001593 sorbitan monooleate Substances 0.000 description 1
- 229940035049 sorbitan monooleate Drugs 0.000 description 1
- 235000011076 sorbitan monostearate Nutrition 0.000 description 1
- 239000012756 surface treatment agent Substances 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- 239000012745 toughening agent Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Landscapes
- Macromonomer-Based Addition Polymer (AREA)
- Paper (AREA)
Abstract
The invention discloses a method for preparing a polyhydroxy auxiliary agent for fly ash fiber papermaking, which is characterized by comprising the following steps: firstly, adding 20 to 30 percent of mixed monomer aqueous solution by total weight of the mixed monomer aqueous solution into a reaction kettle, heating the reaction kettle to 70 DEG C, adding 10 to 20 percent of initiator aqueous solution by total weight of the initiator aqueous solution into the reaction kettle, and preserving the heat for 20 to 30 minutes at 70 DEG C; heating the reaction kettle to 90 DEG C, and then dripping the rest 80 to 70 percent of mixed monomer aqueous solution and the rest 90 to 80 percent of ammonium persulfate initiator aqueous solution into the reaction kettle at the same time; and dripping the aqueous solution for 3 to 5 hours, then heating the reaction kettle to between 96 and 98 DEG C, preserving the heat for 1 hour, and cooling the reaction kettle to below 50 DEG C to obtain the polyhydroxy auxiliary agent for fly ash fiber papermaking. When the polyhydroxy auxiliary agent prepared by the method is applied to fly ash fiber pulp, the polyhydroxy auxiliary agent can improve the dispersion property of the fly ash fiber in the water, enhance the binding force between the fly ash fiber and wood pulp fiber or straw pulp fiber, and improve the strength of the fly ash fiber paper.
Description
Technical field
The present invention relates to a kind of preparation method of poly-hydroxy auxiliary agent of coal ash fiber papermaking application, specifically, is a kind of preparation method who is used for the polyhydroxy cation polymkeric substance of coal ash fiber papermaking.
Background technology
Coal ash fiber is applied in the paper-making process, need to add various properties-correcting agent, as surface treatment agent, softening agent for fibres, dispersing agent for fibre, fiber enhancer etc., can good distribution be arranged at aqueous phase in the hope of obtaining the similar xylon of inorganic fibre, increase the bonding force of inorganic fibre and xylon.From the ultimate principle of xylon papermaking, the strong effect of fiber and interfibrous hydrogen is the key factor to the paper strength contribution, and the strong formation of hydrogen mainly relies on the hydroxyl in the fiber molecule, and the hydroxyl existence of highly dense just brings interfibrous network structure.Therefore, desire to make the similar xylon of coal ash fiber that strong bonding force is equally arranged, must introduce hydroxyl at surface of fly ash fiber, make between the coal ash fiber self and and xylon between can form network structure.Studying polyhydric auxiliary agent has just become coal ash fiber can be applied to an importance of papermaking well.
Chinese patent CN1568292 discloses and has been used for concrete and gravity flow and calms down the super plasticizing agent of compound.A kind ofly be selected from material in following group: the material of construction that the copolymer of carboxylic acid, sulfonic acid, phosphonic acids, the acid amides that is formed by them and their mixture and (ii) at least a polyoxyethylene glycol mono allyl ether vitriol or the matrix material building material compositions of terpolymer and gypsum or cement are formed by (i).Because the use of super plasticizing agent has improved mobile and economical, efficient, so this material of construction can use in the many Application Areass that spread all over building industry.
Chinese patent CN1583811 discloses a kind of preparation method of water-soluble polymer amount cationic polymers.This method adopts polynary combined oxidation reduction initiating system, add multiple auxiliary agent, cause methylacryoyloxyethyl trimethyl ammonium chloride or acrylamide acrylyl oxy-ethyl-trimethyl salmiac and acrylamide solution copolymerization, prepared intrinsic viscosity 13.4～23.4dl/g water-soluble cationic polymer powder product, METMAC or AETMAC molar content 0.5%～99.5% in the polymkeric substance, and residual monomer content≤0.1wt%.Characteristics of the present invention are that directly the homemade industrial-grade monomer of employing is a raw material, need not make with extra care, and the high-molecular weight polymer cationic degree of acquisition reaches 50～99.5%.This product can be used as clay stablizer, reverse-phase emulsifier, the inhibiter in the petroleum engineering, the toughener in the paper industry, paper waste treatment agent, the water conditioner in the environment protection, sludge dewatering agent etc.
Chinese patent CN1861654 discloses a kind of water soluble amphoteric ion copolymer and preparation method thereof.This multipolymer comprises 2-methyl-2-acrylamido propanesulfonic acid and two kinds of structural units of methylacryoyloxyethyl trimethyl ammonium chloride, its preparation method may further comprise the steps successively: (1) is with the emulsifying agent sorbitan monooleate and to have 20 polyoxyethylene chain sorbitan monostearates be to join in kerosene at 4～6: 1 with mass ratio, and the massfraction that emulsifying agent accounts for kerosene is 5～10%; (2) with two kinds of monomers with mass ratio 6～9: 1 is soluble in water respectively and to regulate pH value of water solution be 7, and monomer total mass mark is 35～55%; (3) be 1: 0.5～2.3 mixing with oil phase and water with volume ratio, logical nitrogen adds redox initiator, and places water bath with thermostatic control to react 4～6h, promptly gets copolymer emulsion.This multipolymer has tackifying and salt resistance preferably, and its preparation method is simple and feasible, and mild condition is easy to purify, separates and uses.
Chinese patent CN101130938 discloses a kind of cationic polymer for papermaking and preparation method thereof, described cationic polymer for papermaking is one or more the mixture in acrylamide, methylacryoyloxyethyl trimethyl ammonium chloride, Dimethylaminoethyl Methacrylate Benzyl Chloride quaternary ammonium, vinylformic acid dimethylin ethyl ester Benzyl Chloride quaternary ammonium or the dimethyl diallyl ammonium chloride, polymerisate under the initiation of initiator, its cationic charge density is 80%～95%, viscosity is 50～200 centipoises, and solid content is 50～70%.Cationic polymers of the present invention, the electric density height has greatly improved its application efficiency, and package stability and better heat stability can stored more than 1 year under 0～40 ℃ the environment.
The innovative point of present technique is: carry out copolymerization at water-soluble polyhydroxyl monomer ethylene glycol monoallyl ether and cationic monomer methylacryoyloxyethyl trimethyl ammonium chloride, a large amount of hydroxyls is arranged on the copolymer chain that obtains, the ability that good wetting ability and formation hydrogen bond are arranged, and more cation group is arranged on the copolymer chain, cation group easily and on the coal ash fiber with the negative charge effect, and receive on the coal ash fiber, reach to each other and wood pulp or straw pulp fiber combining power thereby improve coal ash fiber.
Summary of the invention
The preparation method of the poly-hydroxy auxiliary agent that a kind of coal ash fiber papermaking is used, it is characterized in that: the mix monomer aqueous solution that in reactor, adds mix monomer aqueous solution gross weight 20～30% earlier, reactor is warming up to 70 ℃, the initiator solution that adds initiator solution gross weight 10～20%, 70 ℃ are incubated 20～30 minutes.Reactor is warmed up to 90 ℃, and 80～70% the mix monomer aqueous solution that will be left then and remaining 90～80% the ammonium persulfate initiator aqueous solution are added drop-wise in the reactor simultaneously.The dropping time is 3～5 hours, is warming up to 96～98 ℃ then, is incubated 1 hour, is cooled to below 50 ℃, obtains fly ash fiber paper making poly-hydroxy auxiliary agent.
Total consumption of the described mix monomer aqueous solution and the total consumption of initiator solution are 100: 1～3 with the ratio of mix monomer oven dry weight and ammonium persulphate oven dry weight.
Described mix monomer is meant to ethylene glycol monoallyl ether and methylacryoyloxyethyl trimethyl ammonium chloride to be 3～5: 1 mix monomer with weight ratio.
The described mix monomer aqueous solution is meant that the mix monomer weight concentration is 30～50% the aqueous solution.
Described initiator solution is meant ammonium persulfate aqueous solution, and the weight concentration of ammonium persulphate is 10～25%.
The described poly-hydroxy auxiliary agent of claim 1, addition is 0.3～3% in coal ash fiber by weight.
Poly-hydroxy auxiliary agent with present method preparation can improve the dispersiveness of coal ash fiber in water, when being applied to fly ash fiber pulp, increases the bonding force between coal ash fiber and wood pulp or the straw pulp fiber, improves the coal ash fiber strength of paper.
Embodiment
Embodiment 1
The preparation mix monomer aqueous solution: the water of ethylene glycol monoallyl ether, 5.6kg methylacryoyloxyethyl trimethyl ammonium chloride and the 36.4kg of 28kg is mixed, make the ethylene glycol monoallyl ether and the 8% weight methylacryoyloxyethyl trimethyl ammonium chloride mix monomer aqueous solution 70kg that contain 40% weight.The preparation ammonium persulfate initiator aqueous solution: the 336g ammonium persulphate is added the 3.024kg water dissolution, make the ammonium persulfate initiator aqueous solution 3.36kg of weight concentration 10%.In the reactor that 100 liters of bands stir, heat, add the 21kg mix monomer aqueous solution, open and stir, reactor is warming up to 70 ℃, add ammonium persulfate initiator aqueous solution 670g, be incubated 25 minutes.Reactor is warmed up to 90 ℃, then the remaining 49kg mix monomer aqueous solution and remaining 2.69kg ammonium persulfate aqueous solution is added drop-wise in the reactor simultaneously.The dropping time is 5 hours, is warming up to 96 ℃ then, is incubated 1 hour, is cooled to below 50 ℃.Obtain weight concentration and be 46.8% polyhydroxy cation polymkeric substance 71.8kg.
Embodiment 2
The preparation mix monomer aqueous solution: the water of ethylene glycol monoallyl ether, 7kg methylacryoyloxyethyl trimethyl ammonium chloride and the 42kg of 21kg is mixed, make the ethylene glycol monoallyl ether and the 10% weight methylacryoyloxyethyl trimethyl ammonium chloride mix monomer aqueous solution 70kg that contain 30% weight.The preparation ammonium persulfate initiator aqueous solution: the 840g ammonium persulphate is added the 2.52kg water dissolution, make the ammonium persulfate initiator aqueous solution 3.36kg of weight concentration 25%.In the reactor that 100 liters of bands stir, heat, add the 14kg mix monomer aqueous solution, open and stir, reactor is warming up to 70 ℃, add ammonium persulfate initiator aqueous solution 340g, be incubated 20 minutes.Reactor is warmed up to 90 ℃, then the remaining 56kg mix monomer aqueous solution and remaining 3.02kg ammonium persulfate aqueous solution is added drop-wise in the reactor simultaneously.The dropping time is 3 hours, is warming up to 98 ℃ then, is incubated 1 hour, is cooled to below 50 ℃.Obtain weight concentration and be 39.2% polyhydroxy cation polymkeric substance 71.5kg.
Embodiment 3
The preparation mix monomer aqueous solution: the water of ethylene glycol monoallyl ether, 7kg methylacryoyloxyethyl trimethyl ammonium chloride and the 35kg of 28kg is mixed, make the ethylene glycol monoallyl ether and the 10% weight methylacryoyloxyethyl trimethyl ammonium chloride mix monomer aqueous solution 70kg that contain 40% weight.The preparation ammonium persulfate initiator aqueous solution: the 700g ammonium persulphate is added the 2.8kg water dissolution, make the ammonium persulfate initiator aqueous solution 3.5kg of weight concentration 20%.In the reactor that 100 liters of bands stir, heat, add 18kg and close monomer solution, open and stir, reactor is warming up to 70 ℃, add initiator solution 520g, be incubated 28 minutes.Reactor is warmed up to 90 ℃, then the remaining 52kg mix monomer aqueous solution and remaining 2.98kg ammonium persulfate aqueous solution is added drop-wise in the reactor simultaneously.The dropping time is 4 hours, is warming up to 97 ℃ then, is incubated 1 hour, is cooled to below 50 ℃.Obtain weight concentration and be 49.8% polyhydroxy cation polymkeric substance 71.3kg.
Embodiment 4
The preparation mix monomer aqueous solution: the water of ethylene glycol monoallyl ether, 4.2kg methylacryoyloxyethyl trimethyl ammonium chloride and the 49kg of 16.8kg is mixed, make the ethylene glycol monoallyl ether and the 6% weight methylacryoyloxyethyl trimethyl ammonium chloride mix monomer aqueous solution 70kg that contain 24% weight.The preparation ammonium persulfate initiator aqueous solution: the 525g ammonium persulphate is added the 2.975kg water dissolution, make the ammonium persulfate initiator aqueous solution 3.5kg of weight concentration 15%.In the reactor that 100 liters of bands stir, heat, add the 16kg mix monomer aqueous solution, open and stir, reactor is warming up to 70 ℃, add ammonium persulfate initiator aqueous solution 630g, be incubated 20 minutes.Reactor is warmed up to 90 ℃, then the remaining 54kg mix monomer aqueous solution and remaining 2.87kg ammonium persulfate aqueous solution is added drop-wise in the reactor simultaneously.The dropping time is 3.5 hours, is warming up to 98 ℃ then, is incubated 1 hour, is cooled to below 50 ℃.Obtain weight concentration and be 29.2% polyhydroxy cation polymkeric substance 71.8kg.
Embodiment 5
The preparation mix monomer aqueous solution: the water of ethylene glycol monoallyl ether, 4.2kg methylacryoyloxyethyl trimethyl ammonium chloride and the 40.6kg of 25.2kg is mixed, make the ethylene glycol monoallyl ether and the 9% weight methylacryoyloxyethyl trimethyl ammonium chloride mix monomer aqueous solution 70kg that contain 36% weight.The preparation ammonium persulfate initiator aqueous solution: the 572g ammonium persulphate is added the 2.608kg water dissolution, make the ammonium persulfate initiator aqueous solution 3.18kg of weight concentration 18%.In the reactor that 100 liters of bands stir, heat, add the 15kg mix monomer aqueous solution, open and stir, reactor is warming up to 70 ℃, add ammonium persulfate initiator aqueous solution 570g, be incubated 30 minutes.Reactor is warmed up to 90 ℃, then the remaining 55kg mix monomer aqueous solution and remaining 2.61kg ammonium persulfate aqueous solution is added drop-wise in the reactor simultaneously.The dropping time is 4.5 hours, is warming up to 96 ℃ then, is incubated 1 hour, is cooled to below 50 ℃.Obtain weight concentration and be 43.8% polyhydroxy cation polymkeric substance 71.9kg.
Claims (2)
1. the preparation method of the poly-hydroxy auxiliary agent used of a coal ash fiber papermaking, it is characterized in that: the mix monomer aqueous solution that in reactor, adds mix monomer aqueous solution gross weight 20～30% earlier, reactor is warming up to 70 ℃, the initiator solution that adds initiator solution gross weight 10～20%, 70 ℃ are incubated 20～30 minutes; Reactor is warmed up to 90 ℃, and 80～70% the mix monomer aqueous solution that will be left then and remaining 90～80% the ammonium persulfate initiator aqueous solution are added drop-wise in the reactor simultaneously; The dropping time is 3～5 hours, is warming up to 96～98 ℃ then, is incubated 1 hour, is cooled to below 50 ℃, obtains fly ash fiber paper making poly-hydroxy auxiliary agent;
Total consumption of the described mix monomer aqueous solution and the total consumption of initiator solution are 100: 1～3 with the ratio of mix monomer oven dry weight and ammonium persulphate oven dry weight;
Described mix monomer is meant to ethylene glycol monoallyl ether and methylacryoyloxyethyl trimethyl ammonium chloride to be 3～5: 1 mix monomer with weight ratio;
The described mix monomer aqueous solution is meant that the mix monomer weight concentration is 30～50% the aqueous solution;
Described initiator solution is meant ammonium persulfate aqueous solution, and the weight concentration of ammonium persulphate is 10～25%.
2. the preparation method of the described poly-hydroxy auxiliary agent of claim 1, wherein poly-hydroxy auxiliary agent addition in coal ash fiber is 0.3～3% by weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910201321 CN101747465B (en) | 2009-12-17 | 2009-12-17 | Method for preparing polyhydroxy auxiliary agent for fly ash fiber papermaking |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910201321 CN101747465B (en) | 2009-12-17 | 2009-12-17 | Method for preparing polyhydroxy auxiliary agent for fly ash fiber papermaking |
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| Publication Number | Publication Date |
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| CN101747465A CN101747465A (en) | 2010-06-23 |
| CN101747465B true CN101747465B (en) | 2011-11-23 |
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| CN103739776A (en) * | 2014-01-02 | 2014-04-23 | 华东理工大学 | Amphiprotic polyhydroxyl polymer for inorganic superfine fiber papermaking and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0902800A1 (en) * | 1996-05-28 | 1999-03-24 | Eastman Chemical Company | Surfactant-containing acetoacetoxy-functional and enamine-functional polymers |
| JP2004101629A (en) * | 2002-09-05 | 2004-04-02 | Canon Inc | Electrophotographic photoreceptor and image forming apparatus using it |
| EP1434745A1 (en) * | 2001-10-09 | 2004-07-07 | Hercules Incorporated | Superplasticizer for concrete and self-leveling compounds |
| CN1233675C (en) * | 2004-06-16 | 2005-12-28 | 湖北省化学研究院 | Preparation for water soluble high-molecular weight cationic polymer |
| CN101249397B (en) * | 2008-03-10 | 2010-09-15 | 江苏飞翔化工股份有限公司 | Preparation of amphiprotic high molecular type surfactant for promoting papermaking rubber coating agent aging |
-
2009
- 2009-12-17 CN CN 200910201321 patent/CN101747465B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0902800A1 (en) * | 1996-05-28 | 1999-03-24 | Eastman Chemical Company | Surfactant-containing acetoacetoxy-functional and enamine-functional polymers |
| EP1434745A1 (en) * | 2001-10-09 | 2004-07-07 | Hercules Incorporated | Superplasticizer for concrete and self-leveling compounds |
| JP2004101629A (en) * | 2002-09-05 | 2004-04-02 | Canon Inc | Electrophotographic photoreceptor and image forming apparatus using it |
| CN1233675C (en) * | 2004-06-16 | 2005-12-28 | 湖北省化学研究院 | Preparation for water soluble high-molecular weight cationic polymer |
| CN101249397B (en) * | 2008-03-10 | 2010-09-15 | 江苏飞翔化工股份有限公司 | Preparation of amphiprotic high molecular type surfactant for promoting papermaking rubber coating agent aging |
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| CN101747465A (en) | 2010-06-23 |
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